HP or Lp tank

[Golddust]

Hi there i have a tank and im not sure if its HP or LP and im not sure how to check.
Anyway it sais 500psi max on the reg so im assuming its a LP, would i be correct in thinking this?

Cheers Adam

 

[M600]

hp is 800-850 psi so yeah

 

[Golddust]

cheers bud